Tianjin Free Optic Photoelectric Technology Co., Ltd. Adresse D6-A-201, East District, Huigu Industrial Park, Xuefu West Road nr. 1, Xuefu Industrial Zone, Xiqing District, Tianjin, Kina. E-mail admin@free-optic.com telefon Salg: (86-22) 8137 0773 WhatsApp WhatsApp:86-131 1008 9902
